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import re, shutil
from pathlib import Path
from typing import Union, List, Any, Optional
from plasTeX.Logging import getLogger
from plasTeX.Renderers.PageTemplate import Renderer
from plasTeX.TeX import TeXDocument
log = getLogger()
class PackageResource:
outdir = ''
copy = False
key = ''
def __init__(self, renderers: Optional[Union[List[str], str]] = None,
path: Optional[Path] = None, data: Any = None, **kwargs):
if isinstance(renderers, list):
self.rendererPatterns = renderers
elif renderers is None:
self.rendererPatterns = ['html5']
else:
self.rendererPatterns = [renderers]
self.path = path
self.data = data
def alter(self, renderer: Renderer, rendererName: str, document: TeXDocument,
target: Path) -> None:
for pattern in self.rendererPatterns:
if re.match(pattern, rendererName):
self.alterRenderer(renderer)
self.alterDocument(document=document, rendererName=rendererName)
self.copyFile(target)
return
def alterRenderer(self, renderer: Renderer) -> None:
pass
def alterDocument(self, document: TeXDocument, rendererName: str) -> None:
rendererdata = document.rendererdata[rendererName]
if self.key:
if isinstance(self.data, list):
data = self.data
else:
data = [self.data]
rendererdata.setdefault(self.key, []).extend(data)
def copyFile(self, target: Optional[Path] =None) -> None:
if self.copy and target:
(target/self.outdir).mkdir(parents=True, exist_ok=True)
try:
shutil.copy(str(self.path), str(target/self.outdir))
except IOError:
log.error('Package resource cannot be copied :' + str(self.path))
class PackageCss(PackageResource):
outdir = 'styles'
key = 'css'
copy = True
def __init__(self, renderers: Optional[Union[List[str], str]] = None,
path: Optional[Path] = None, data: Any = None, copy_only: bool = False):
super().__init__(renderers, path, data)
if path is None:
raise ValueError('PackageCss path was not provided')
self.data = path.name
if copy_only:
self.key = ''
class PackageJs(PackageResource):
outdir = 'js'
key = 'js'
copy = True
def __init__(self, renderers: Optional[Union[List[str], str]] = None,
path: Optional[Path] = None, data: Any = None, copy_only: bool = False):
super().__init__(renderers, path, data)
if path is None:
raise ValueError('PackageJs path was not provided')
self.data = path.name
if copy_only:
self.key = ''
class PackageTemplateDir(PackageResource):
"""A directory of templates to load, specified using the path argument."""
def alterRenderer(self, renderer: Renderer) -> None:
renderer.importDirectory(str(self.path))
class PackagePreCleanupCB(PackageResource):
key = 'preCleanupCallbacks'
class PackageProcessFilecontents(PackageResource):
key = 'processFileContents'
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